Yichen Peng

@paul2008

China, Beijing

Institution: The High School Affiliated to Renmin University of China

History of submissions
(plaintext version)

Problems

List of solved classical problems:

ADAFTBLL FREQUENT NSUBSTR ZUMA
ADAUNIQ GSS3 OPTM
BEADS HISTOGRA PERIODNI
CERC07S KNIGHTS QTREE5
COT2 LCS SNGINT
DQUERY MKTHNUM SUBLEX
FAVDICE NAPTIME ZQUERY

TODO list of classical problems:

CCROSS
STC02
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